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annotate service/environment/environment.py @ 965:a06d9921c2a3

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add more date strings. Accept-header support Ignore-this: 48067831b72ffc7b95ee433d3fa7245c darcs-hash:20150209081103-312f9-c11692a1518583cd48bf7feca8cc5e768537e84e
author drewp <drewp@bigasterisk.com>
date Mon, 09 Feb 2015 00:11:03 -0800
parents 98311a863d7e
children 9236b736bc34
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1 #!/usr/bin/python
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2 """
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3 return some rdf about the environment, e.g. the current time,
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4 daytime/night, overall modes like 'maintenance mode', etc
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5
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6 """
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7 import sys, datetime, cyclone.web
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8 from twisted.internet import reactor
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9 from dateutil.tz import tzlocal
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10 from dateutil.relativedelta import relativedelta, FR
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11 from rdflib import Namespace, Literal
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12 sys.path.append("/my/site/magma")
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13 from stategraph import StateGraph
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14 sys.path.append("/my/proj/homeauto/lib")
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15 from cycloneerr import PrettyErrorHandler
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16 from twilight import isWithinTwilight
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17
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18 ROOM = Namespace("http://projects.bigasterisk.com/room/")
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19 DEV = Namespace("http://projects.bigasterisk.com/device/")
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20
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21 class GraphHandler(PrettyErrorHandler, cyclone.web.RequestHandler):
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22 def get(self):
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23 g = StateGraph(ROOM.environment)
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24 now = datetime.datetime.now(tzlocal())
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25
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26 g.add((DEV.environment, ROOM.localHour, Literal(now.hour)))
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27 g.add((DEV.environment, ROOM.localTimeToMinute,
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28 Literal(now.strftime("%H:%M"))))
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29 g.add((DEV.environment, ROOM.localTimeToSecond,
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30 Literal(now.strftime("%H:%M:%S"))))
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31 g.add((DEV.environment, ROOM.localDayOfWeek,
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32 Literal(now.strftime("%A"))))
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33 g.add((DEV.environment, ROOM.localMonthDay,
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34 Literal(now.strftime("%B %e"))))
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35 g.add((DEV.environment, ROOM.localDate,
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36 Literal(now.strftime("%Y-%m-%d"))))
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37
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38 for offset in range(-12, 7):
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39 d = now.date() + datetime.timedelta(days=offset)
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40 if d == d + relativedelta(day=31, weekday=FR(-1)):
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41 g.add((DEV.calendar, ROOM.daysToLastFridayOfMonth,
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42 Literal(offset)))
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43
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44 g.add((DEV.calendar, ROOM.twilight,
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45 ROOM['withinTwilight'] if isWithinTwilight(now) else
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46 ROOM['daytime']))
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47
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48 ct, body = g.asAccepted(self.request.headers.get('accept'))
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49 self.set_header('Content-type', ct)
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50 self.write(body)
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51
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52 from rdfdoc import Doc
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53
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54 class Application(cyclone.web.Application):
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55 def __init__(self):
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56 handlers = [
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57 (r"/()", cyclone.web.StaticFileHandler,
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58 {"path": ".", "default_filename": "index.html"}),
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59 (r'/graph', GraphHandler),
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60 (r'/doc', Doc), # to be shared
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61 ]
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62 cyclone.web.Application.__init__(self, handlers)
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63
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64 if __name__ == '__main__':
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65 reactor.listenTCP(9075, Application())
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66 reactor.run()